.Which group of allelochemicals con tains Quinones and Coumarines? a). Flavinoids b). Cinnamic acid derivatives c). Tannins d). None Answer : b). Cinnamic acid derivatives...
Allelochemicals subject to volatilization a). Terpinoids b). Tannins c). Purines d). All Answer : a). Terpinoids...
Root exudates of wheat and oats which has detrimental effects on wild mustard con tain a). Phenolic acid b). Alkaloids c). Sulphides d). Lactones Answer : a). Phenolic acid...
Allelochemicals are mostly present in which of the following plant parts a). Flowers and fruits b). Leaves and stems c). Roots d). All Answer : d). All...
The donor plants release allelochemicals in the immediate environment as a). volatiles b). root exudates c). microbial decomposition products d). All Answer : d). All...
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